CVE-2023-49621

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. An attacker could use the credentials to gain complete control of the affected device.

Scoring

Severity

CRITICAL

CVSS base score

9.8

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

EPSS probability

0.15%

CWE

CWE-1392

Published

2024-01-09

Last modified

2026-03-13

Affected products

• Siemens SIMATIC CN 4100

Weakness type

• CWE-1392

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• CVE-2023-3703 — Proscend Advice ICR Series routers fw version 1.76
• CVE-2023-30801 — qBittorrent Web UI Default Credentials Lead to RCE
• CVE-2023-30603 — Hitron Technologies Inc. CODA-5310 - Using default credentials
• CVE-2026-27751 — SODOLA SL902-SWTGW124AS <= 200.1.20 Use of Default Credentials

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